package com.carl.math;

import java.util.Scanner;

public class question_05 {

    public static void main(String[] args) {

        //工资
        Scanner sc = new Scanner(System.in);

        int num = sc.nextInt();
        int hours = sc.nextInt();
        double salary = sc.nextDouble();
        System.out.printf("number = %d\n",num);
        System.out.printf("salary = U$ %.2f\n",hours * salary);
    }
}
